Tungsten Carbide Castroviejo Needle Holder is a multipurpose microsurgical instrument that is often used in ophthalmic and plastic surgeries. It features a double spring, flat handle, and it is available with straight or curved jaws. It is also available with or without a locking mechanism. The small tips of this needle holder are ideal for handling small, delicate needles and sutures. TC instruments are designed to stay sharp for a significantly longer period of time than other standard instruments. TC instruments are identified by gold handles. This product has curved, cross-serrated jaws, an overall length of 14 cm inches and a locking mechanism.